Digital computer



DIGITAL COMPUTER Filed Nov. 8. 1957 6l Sheets-Sheet 1 ATTORNEY vo. A. No. ...l 0.9.4. u m mwnow N250@ N253 m mm 22m A 0N. xm.. ...22m .322m mm Nu. mnluRNwll 350m BeAmw ..555 BLCLR E.: .Mmmm womaom Il nl momnow MAEEE .229m 29m wm .1 o a.. REJRR 5&3 Y om E cmu wm @N mms?. B ozrz oz N .mi ..569 l ...55S Ao. ND N|\| ov NN ON Nv ...2 Nm vm NJ .3&3 o. 5s?. @E

Nov. 3, 1964 n. E. BIBLE ETAL 3,155,316

DIGITAL COMPUTER Filed Nov. 8. 1957 61 Sheets-Sheet 2 FIG. 4

T FLlP |64 FLoP DELAY J FLIP CATHODE FLOP N CATHODE IN VEN TORS ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL 3,155,816

DIGITAL COMPUTER Filed Nov. 8, 195'? 61 Sheets-Sheet 5 FIG. 5 |62 DELAY Ll POSITION COUNTER N AT HODE FOLLO AND k7: NT ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL DIGITAL COMPUTER 6l Sheets-Sheet 4 Filed Nov. 8, 1957 aOJL In.

TORI:`

ATTORNEY INVEN m mmm Nov. 3, 1964 R. E. BIBLE ETAL.

DIGITAL COMPUTER 6l Sheets-Sheet 5 Filed NOV. 8. 1957 Nov. 3, 1964 R. E. BIBLE ETAL 3,155,816

DIGITAL COMPUTER Filed Nov. 8. 195'? 6l Sheets-Sheet 6 FIG. 8

cATHoDE cATHoDE AND R AN D 38 N A D CATHODE AND AND AND AND NVERTER AND AND

4 1N V EN TORS n2: GDFIINAaLaAsLF: La L4) Nov. 3, 1964 R. E. BIBLE ETAI.

DIGITAL COMPUTER 6l Sheets-Sheet 'T Filed NOV. 8, 1957 INVENTORS ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL DIGITAL COMPUTER 61 Sheets-Sheet 8 Filed Nov. 8, 1957 INVENTORS ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL DIGITAL COMPUTER 6 1 Sheets-Sheet 9 Filed NOV. 8, 1957 m am, miam u m moort oz I N NN wmv IN V EN TORS ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL DIGITAL COMPUTER Filed Nov. 8. 1957 6l Sheets-Sheet 10 FLIP 646 IfLoP 648 FIG. l2

INVERTER eso T (552A FLIP F64 AND FLIP AND cATIIoDE p FLOP- FLOP AND e5? FOSWE 654 656 64o e36 539 637 AND AND VcATHoDE f' y R FoLLowEP AND cATHoDE 642 AND PoLLowER l V" ANIIIV 462 634 QL. cATHoDE FoLLowER AND 0R ,SIVBRI 638 664 e? 437 432 T FLIP AND A, FLoP 66o @ARETIEIT s' Si; AND pdmrff-QIT 446- 46| 12IA,1@A,fygymywWT AND yizmspy "A: *TY *Aa paY-*p PI/W) T 666 PII Pl/n INVERTER 658 669 7@ 464 2,6 cATHoDE 444 AND 0R AND FOLLOWER 665 JNVENToRs AND 672 44| ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL DIGITAL COMPUTER 61 Sheets-Sheet 11 Filed Nov. 8. 1957 950.30m moo-.

aOJu u Ed m moli o ajh- UMS Jamownuodnmwz l om mm www ATTORNEY Nov. 3, 1964 Filed NOV. 8. 1957 R. E. BIBLE ETAL DIGITAL COMPUTER 61 Sheets-Sheet 12 cATHoDE u I4 FoLLowER AND W05 A766 nav-[Qaef-zpmszmem'guofzawy if' P IQ-'P 'f (zz'wo'woIQ-zwf T cATHoDE AND [91 z .I Sz ,Sz I I L 1Q FoLLowER Q 77a 780 lcATHoDE L o FoLLowER AND AND cATHoDE 71 AND FoLLowER H3 Q774 786 PN /788 FLIP lAND o AND CATHDDE S FLOp FOLLOWER AND V k7a4 FLIP Isa FLoP AND a02 805 AND AND R AND cATI-IoDE L794 80o FoLLowER s o AND AND FLIP L798 D FLDP AND L806 "I- PI" @i INVERTER l AND INVENTORS 2Ie 44 eos ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAL 3,155,816

DIGITAL COMPUTER Filed Nov. 8. 1957 6l Sheets-Sheet 13 FIG. l5

se 5 29e 6 FLIP FLI P FLoP FLOP DELAY ZIO s. (Yp, PZA; L, L2 e, )T INVENToRs SI G5631., T

Nov. 3, 1964 R. E. BIBLE ETAL 3,155,816

DIGITAL COMPUTER Filed Nov. 8, 1957 FI G. I6

6l Sheets-Sheet 14 FLIP FLoP NVERTER FLI P FLoP INVERT CATHODE OLLOWER CATHODE FOLLOWER INVENTORS ATTORNEY Nov. 3, 1964 R. E. BIBLE r-:TAL 3,155,816

DIGITAL COMPUTER Filed Nav. s. 1957 Fl G. I7 293 6l Sheets-Sheet 15 U FLIP ELIF FLOP FLOP INVER VER FLIP FLOP FLIP FLOP FLIP f:

Nov. 3, 1964 n. E. BIBLE ETAI.. 3,155,816

DIGITAL COMPUTER Filed NOV. 8. 1957 6l Sheets-Sheet 16 FIG. I8

INVERTER FLIP FLOP mp G. FLOP u TH DE THODE FoLL 464 cATHoDE 4 cATHonE FOLLOWE R IOIZ 1 CATHODE FOLLOWE 2 THODE FOLLOWER NOV- 3 1954 R. I:. BIBLE ETAI. 3,155,316

DIGITAL coIIPuTER Filed Nov. 8. 1957 61 Sheets-Sheet 17 FIG. I9

FLIP FLOP INVERTE Il Cz FLIP I-'LoP AND s FLIP 2 FLoP CATHODE FOLLOWER FLIP FLoP Gf II C:

FLIP FLOP FLIP FLoP CATHODE FOLLOWE ATTORNEY NOV- 3, 1964 R. E. BlBLE ETAL 3,155,816

DIGITAL COMPUTER Filed NOV. 8. 1957 6l Sheets-Sheet 18 FIG. 20

FLIP FLIP FL'OP FLOP INVERTER INVE |46 I44 I42 |40 I ATTORNEY Nov. 3, 1964 R. E. BIBLE ETAI.. 3,155,315

DIGITAL COMPUTER Filed Nov. 8. 195'? 61 Sheets-Sheet 19 FIG. 2|

FLIP FLOP FLIP FLoP FLI P FLoP E' AND FLIP FLoP GII C FLIP 2 FLoP CATHODE OLLOWE H3 cATI-IODE 437 oLLowER p- (3I FLIP 60 FLOP FLIP FLoP D ,u CATHODE AND CATH ODE FOLLOWE FLI P B2 FLoP NIO AND

20 INVENTRS FLIP AZ F oP AND NOV- 3, 1964 R. E. BIBLE ETAL 3,155,816

DIGITAL COMPUTER Filed NOV. 8. 1957 F|G.22

Sheets-Sheet 20 Fup FLoP FLIP FLoP AND AND

AND

AND :|44

CATHODE FOLLOWE AND AND |54 AND AND

ATTORNEY 

22. IN A DIGITAL DIFFERENTIAL ANALYZER DEFINED BY A PLURALITY OF INTEGRATOR STORAGE SECTIONS AND DEFINED BY A PLURALITY OF DIGITAL POSITONS IN EACH INTEGRATOR STORAGE SECTION IN THE PLURALITY AND HAVING AN INTERRELATIONSHIP BETWEEN THE INTEGRATOR STORAGE SECTIONS IN THE PLURALITY IN ACCORDANCE WITH A PROBLEM TO BE SOLVED, MEANS FOR SEQUENTIALLY PRESENTING THE INTEGRATOR STORAGE SECTIONS IN THE PLURALITY AND THE SUCCESSIVE DIGITAL POSITIONS IN THE INTEGRATOR STORAGE SECTIONS FOR COMPUTATION ON A CYCLIC BASIS, MEANS FOR PROVIDING A PLURALITY OF CHANNELS FOR THE STORAGE OF SIGNAL INDICATIONS FOR THE DIFFERENT INTEGRATOR STORAGE SECTIONS IN THE PLURALITY, MEANS FOR PROVIDING IN A FIRST CHANNEL IN THE PLURALITY SIGNAL INDICATIONS DIGITALLY REPRESENTING A DEPENDENT QUANTITY FOR A PARTICULAR INTEGRATOR STORAGE SECTION IN THE PLURALITY UPON THE PRESENTATION OF THE PARTICULAR INTEGRATOR STORAGE SECTION FOR COMPUTATION, MEANS FOR INTRODUCING TO THE PARTICULAR INTEGRATOR STORAGE SECTION FROM A SOURCE EXTERNAL TO THE PARTICULAR INTEGRATOR STORAGE SECTION SIGNAL INDICATIONS DIGITALLY REPRESENTING AN EXTERNAL QUANTITY FOR COMPARISON WITH THE DEPENDENT QUANTITY FOR THE PARTICULAR INTEGRATOR STORAGE SECTION, MEANS RESPONSIVE TO THE SIGNAL INDICATIONS REPRESENTING THE DEPENDENT QUANTITY FOR THE PARTICULAR INTEGRATOR STORAGE SECTION AND THE SIGNAL INDICATIONS REPRESENTING THE EXTERNAL QUANTITY FOR THE PARTICULAR INTEGRATOR STORAGE SECTION FOR COMPARING THE SIGNAL INDICATIONS TO PRODUCE SIGNAL INDICATIONS REPRESENTING ANY DIFFERENCES BETWEEN THE DEPENDENT QUANTITY AND THE EXTERNAL QUANTITY FOR THE PARTICULAR INTEGRATOR STORAGE SECTION, MEANS RESPONSIVE TO THE SIGNAL INDICATIONS REPRESENTING THE DIFFERENCE INCREMENTS PRODUCED FOR THE PARTICULAR INTEGRATOR STORAGE SECTION IN EACH CYCLE OF COMPUTATION FOR STORING IN A SECOND CHANNEL IN THE PLURALITY THE SIGNAL INDICATIONS REPRESENTING THE DIFFERENCE INCREMENTS PRODUCED FOR THE PARTICULAR INTEGRATOR STORAGE SECTION AND HAVING A POLARITY OPPOSITE TO SUCH DIFFERENCE INCREMENT, MEANS RESPONSIVE TO THE SIGNAL INDICATIONS REPRESENTING THE LACK OF OCCURRENCE OF ANY DIFFERENCE INCREMENT IN EACH CYCLE OF COMPUTATION FOR STORING IN THE SECOND CHANNEL IN THE PLURALITY SIGNAL INDICATIONS REPRESENT- 